On the chance you are psyched for this 90s movie revival, you’ll want to study up on some unknown Mrs. Doubtfire facts. YourTango.com put together a round up of some of the most interesting pop culture tidbits out there for you to memorize.

Shall we begin?

1. While Mrs. Doubtfire is a fictitious person, apparently Robin Williams based her off of a nanny he had growing up!

2. When Robin Williams sits down in the makeup char in the film, it takes a couple minutes to get the “Mrs. Doubtfire look.” In reality, the transformation took five hours each day. FIVE!